package com.words.config.auth;

import cn.hutool.json.JSONUtil;
import com.words.result.Result;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

//入口
@Component
public class JwtAuthenticationEntryPoint implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request,
                         HttpServletResponse response,
                         AuthenticationException e) throws IOException, ServletException {
        response.setContentType("application/json;charset=UTF-8");
        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);//未认证
        ServletOutputStream outputStream =response.getOutputStream();
        Result result = Result.init(HttpServletResponse.SC_UNAUTHORIZED,"未认证，请先登录",e.getMessage());

        outputStream.write(JSONUtil.toJsonStr(result).getBytes(StandardCharsets.UTF_8));

        outputStream.flush();
        outputStream.close();
    }
}
